Supernatural's Jensen Ackles Welcomes Daughter "JJ" Ackles

Supernatural star Jensen Ackles and his wife Danneel Harris Ackles welcomed their first child, a baby girl, on Thursday, May 30. 

Danneel took to Twitter to share the news of her birth.  The baby’s name is Justice Jay or “JJ” for short.  She tweeted that “JJ” was “born happy and healthy.”

The couple married in 2010 and announced their pregnancy in January, according to People.